CD4 and HIV infectious disease: ECS was also associated with decreased infant HIV infection overall (OR 0.43, 95% CI 0.30–0.63) and in low-income/middle-income countries (OR 0.27, 95% CI 0.16–0.45), but not among women on cART (OR 0.82, 95% CI 0.47–1.43) or with CD4+ cell count more than 200/VL less than 400/term delivery (OR 0.59, 95% CI 0.21–1.63).